46539739 has 2 divisors, whose sum is σ = 46539740. Its totient is φ = 46539738.

The previous prime is 46539733. The next prime is 46539781. The reversal of 46539739 is 93793564.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46539739 - 2²³ = 38151131 is a prime.

It is not a weakly prime, because it can be changed into another prime (46539733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23269869 + 23269870.

It is an arithmetic number, because the mean of its divisors is an integer number (23269870).

Almost surely, 2^46539739 is an apocalyptic number.

46539739 is a deficient number, since it is larger than the sum of its proper divisors (1).

46539739 is an equidigital number, since it uses as much as digits as its factorization.

46539739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 612360, while the sum is 46.

The square root of 46539739 is about 6822.0040310747. The cubic root of 46539739 is about 359.7007260718.

It can be divided in two parts, 46539 and 739, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 46539739 in words is "forty-six million, five hundred thirty-nine thousand, seven hundred thirty-nine".